On Amazon right now you can get this nice Mermaid Tail Blanket Crochet and Mermaid Blanket for adult, 71″x35.5″, Blue for just $19.80! This would be great to keep your feet warm in the winter.
This will ship free with Amazon Prime or qualifies for free Super Saver Shipping with a $49 purchase.
Note: Amazon prices and promotions can change at any time. The price(s) listed in this post is/are subject to change.